IBM 500 Manuel D’Utilisation
SurePOS 500 4846-XX5 Technical Reference
Page 30 of 63
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3.10.1 Display mode and operating system restrictions
The operating system, the display size, and any attached CRTs can affect the display resolution. The following
definitions describe the terms and various display configurations:
definitions describe the terms and various display configurations:
Display Configuration
Definition
Single
A type of display configuration that supports only one display device.
Twin
A type of display configuration that supports two display devices, each of which has
the same content, resolution, and timings. Also referred to as Simultaneous mode.
the same content, resolution, and timings. Also referred to as Simultaneous mode.
Clone
A type of display configuration that drives two display devices, each displaying the
same content, but can have different resolutions and (independent) timings.
same content, but can have different resolutions and (independent) timings.
Dual Independent Head
(DIH)
(DIH)
A type of display configuration that supports two displays with different content on
each display device. Also referred to as an Extended Desktop.
each display device. Also referred to as an Extended Desktop.
The onboard LCD supports the following modes when using the indicated operating system:
• DOS:
Single
• Windows 2000 and Windows XP: Clone (default), twin
• WEPOS: Clone (default), twin
The onboard LCD and one extra attached LCD:
The onboard LCD and one extra attached LCD:
• DOS: Single; the onboard LCD is primary
• Windows 2000 and Windows XP: Clone (default), twin, DIH
• WEPOS: Clone (default), twin, DIH
Operating system with display combinations and restrictions
Display DOS
Windows
Image Single1
Single
Onboard LCD only
Restrictions None